Dirk Deverill, the foreign policy adviser to Air Force Global Strike Command, spoke on nuclear deterrence and the geopolitical environment at a Striker Speaking Series symposium at Ellsworth Air Force Base, , July 21, 2016. Deverill discussed the relationships the has concerning China, North and South Korea, Russia and Daesh. ( Air Force photo by Airman 1st Class Sadie Colbert)

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Keywords: 28th, air, base, bomb, command, ellsworth, force, global, strike, wing